OpenTechnical

OT-2026-000073892

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000073892) never changes.

Identity and time

Publication numberOT-2026-000073892 · never reused
Internal UUID01a0ae93-2b8e-7209-9758-7fa06f870674 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073892
StatusPUBLIC

Content hashes

Canonical text03b1ad7efc2d4414a4794168f7a62d18d65cb9bb2de51d35b0d2a9fc0f2160d5
Markdown24b30f1e84ab2d7f4d4ade8bde4f1c8d1ded763f580a9547fb6b04d608507ee8
PDF
Publication pagecef323cbc1d6e2eebfb6d3d15118ce8399189de31b194a13d428ca8f9ac84af3
Manifest9869d152891683245a0481108a05fc3499f489e79e3278e8b540330f705bdbf5

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureONcfxl6GxjQ1Wvpa4jJGmQGtJT83p2Hw34wz8lWWWAcfhi9d62oJDrU4Vc7WiZM2kDGyL/EbRiY/vrT7s00kDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:02.745414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073892
observed cef323cbc1d6e2eebfb6d3d15118ce83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.727278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073892/manifest.json
observed 9869d152891683245a0481108a05fc34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.710188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073892/publication.md
observed 24b30f1e84ab2d7f4d4ade8bde4f1c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.686092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073892/publication.txt
observed 03b1ad7efc2d4414a4794168f7a62d18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.